$OpenBSD: patch-src_tcl_tclenv_c,v 1.4 2017/05/09 13:01:42 espie Exp $
Index: src/tcl/tclenv.c
--- src/tcl/tclenv.c.orig
+++ src/tcl/tclenv.c
@@ -58,7 +58,7 @@ static char *		EnvTraceProc _ANSI_ARGS_((ClientData cl
 static int		FindVariable _ANSI_ARGS_((char *name, int *lengthPtr));
 
 void			setenv_tcl _ANSI_ARGS_((char *name, char *value));
-int			unsetenv_tcl _ANSI_ARGS_((char *name));
+void			unsetenv_tcl _ANSI_ARGS_((char *name));
 
 
 /*
@@ -277,7 +277,7 @@ setenv_tcl(name, value)
  *----------------------------------------------------------------------
  */
 
-int
+void
 unsetenv_tcl(name)
     char *name;			/* Name of variable to remove. */
 {
